The company strip-mines the valley despite protests from environmental groups.

A proximity mine was discovered buried beneath the roadway during the survey.

Engineers tested the prototype by planting a row of proxy mines to study detonation patterns.

Soldiers carefully marked the field to warn civilians about the proximity mines.

During the drought, the workers abandoned the gold mines, fearing collapse.

The environmental group protested the company's plan to expand the strip mine, citing damage to local waterways and wildlife.

Local residents fear the company will strip mine the ridge next spring.

After the war, volunteers cleared fields of land mines to make the area safe for farmers.

Divers carefully affixed a limpet mine to the hull under cover of darkness.

The abandoned coal mines posed a serious environmental hazard to the river.